some fixes to please cargo-spellcheck (#3550)

* some fixes to please cargo-spellcheck

* some (not all) fixes for the impl guide

* fix

polkadot/scripts/gitlab/lingua.dic

@@ -1,8 +1,10 @@
 150
 accessor/MS
 activations
+acyclic
 adversary/SM
 annualised
+anonymize/D
 Apache-2.0/M
 API
 APIs
@@ -11,6 +13,7 @@ assignee/SM
 async
 asynchrony
 autogenerated
+A&V
 backable
 backend/MS
 benchmark/DSMG
@@ -46,8 +49,10 @@ deinitializing
 dequeue/SD
 deregister
 deserialize/G
+DHT
 disincentivize/D
 dispatchable/SM
+DLEQ
 DMP/SM
 DMQ
 DoS
@@ -66,11 +71,13 @@ externality/MS
 extrinsic
 extrinsics
 fedora/M
+finalize/B
 FRAME/MS
 FSMs
 gameable
 getter/MS
 GiB/S
+GNUNet
 GPL/M
 GPLv3/M
 Grafana/MS
@@ -78,6 +85,7 @@ Gurke/MS
 Handler/MS
 HMP/SM
 HRMP
+HSM
 https
 iff
 implementer/MS
@@ -164,9 +172,12 @@ phragmen
 picosecond/SM
 PoA/MS
 polkadot/MS
+PoS/MS
 PoV/MS
+PoW/MS
 PR
 preconfigured
+preimage/MS
 preopen
 prepend/G
 prevalidation
@@ -192,10 +203,13 @@ RPC/MS
 runtime/MS
 rustc/MS
 SAFT
+scalable
 scalability
+Schnorr
+schnorrkel
 SDF
 sending/S
-ServiceFactory
+sharding
 shareable
 Simnet/MS
 spawn/SR
@@ -236,6 +250,8 @@ unreceived
 unreserve
 unreserving
 unservable/B
+untrusted
+untyped
 unvested
 URI
 utilize